This should be >= instead of > because otherwise we read one element past the end of the hotkey_keycode_map[] array. The hotkey_keycode_map[] array has TPACPI_HOTKEY_MAP_LEN elements. Fixes: 6a68d8557084 ('thinkpad_acpi: Add support for more adaptive kbd buttons') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 024861d..7769575 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -3656,8 +3656,9 @@ static bool adaptive_keyboard_hotkey_notify_hotkey(unsigned int scancode) return true; default: - if (scancode < FIRST_ADAPTIVE_KEY || scancode > FIRST_ADAPTIVE_KEY + - TPACPI_HOTKEY_MAP_LEN - ADAPTIVE_KEY_OFFSET) { + if (scancode < FIRST_ADAPTIVE_KEY || + scancode >= FIRST_ADAPTIVE_KEY + TPACPI_HOTKEY_MAP_LEN - + ADAPTIVE_KEY_OFFSET) { pr_info("Unhandled adaptive keyboard key: 0x%x\n", scancode); return false; -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html